ListenerFactoryLogic.h

Go to the documentation of this file.

/*
 * i6engine
 * Copyright (2016) Daniel Bonrath, Michael Baer, All rights reserved.
 *
 * This file is part of i6engine; i6engine is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef __I6ENGINE_MODULES_COMPOSITORS_LISTENERFACTORYLOGIC_H__
#define __I6ENGINE_MODULES_COMPOSITORS_LISTENERFACTORYLOGIC_H__

#include "OGRE/OgreCompositorLogic.h"
#include "OGRE/OgreCompositorInstance.h"

namespace i6e {
namespace modules {

        class ListenerFactoryLogic : public Ogre::CompositorLogic {
        public:
                virtual void compositorInstanceCreated(Ogre::CompositorInstance * newInstance) {
                        Ogre::CompositorInstance::Listener * listener = createListener(newInstance);
                        newInstance->addListener(listener);
                        mListeners[newInstance] = listener;
                }

                virtual void compositorInstanceDestroyed(Ogre::CompositorInstance* destroyedInstance) {
                        delete mListeners[destroyedInstance];
                        mListeners.erase(destroyedInstance);
                }

        protected:
                // This is the method that implementations will need to override
                virtual Ogre::CompositorInstance::Listener * createListener(Ogre::CompositorInstance * instance) = 0;

        private:
                typedef std::map<Ogre::CompositorInstance *, Ogre::CompositorInstance::Listener *> ListenerMap;
                ListenerMap mListeners;

        };

} /* namespace modules */
} /* namespace i6e */

#endif /* __I6ENGINE_MODULES_COMPOSITORS_LISTENERFACTORYLOGIC_H__ */